Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.31
Milk (kg) -100.00 -0.014 1.40
Fat (kg) 1.87 -0.375 -0.70
Prot (kg) -10.45 -0.441 4.61
Fertility Sub Index -7.60
Calving Interval (days) 4.10 -1.459 -5.98
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.28
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -3.42

* Based on an €80/tonne carbon price